You wanted some blocky climbing chalk you can squeeze and crush in your hands... here is GRASP High Grip Chunky!
Characteristics made from domestic food additive magnesium carbonate as the main raw material, the coagulant and drying tests were repeated many times, and the made was completed by repeating test trials and improvements. It is an in-Japan chunky climbing chalk.
Ingredients: Magnesium carbonate mixed with organic eggshell. Made in Japan